Malware Analysis Report

2024-09-11 08:30

Sample ID 240621-fz2zgsshjm
Target f2ac925ed9c3727ae63f1e754ffc4aeff43a672d5ad9ceffd5e8504cd4204ca9
SHA256 f2ac925ed9c3727ae63f1e754ffc4aeff43a672d5ad9ceffd5e8504cd4204ca9
Tags
neconyd trojan
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK Matrix

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

f2ac925ed9c3727ae63f1e754ffc4aeff43a672d5ad9ceffd5e8504cd4204ca9

Threat Level: Known bad

The file f2ac925ed9c3727ae63f1e754ffc4aeff43a672d5ad9ceffd5e8504cd4204ca9 was found to be: Known bad.

Malicious Activity Summary

neconyd trojan

Neconyd family

Neconyd

Loads dropped DLL

Executes dropped EXE

Drops file in System32 directory

Unsigned PE

Suspicious use of WriteProcessMemory

MITRE ATT&CK Matrix

N/A

Analysis: static1

Detonation Overview

Reported

2024-06-21 05:19

Signatures

Neconyd family

neconyd

Unsigned PE

Description Indicator Process Target
N/A N/A N/A N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-21 05:19

Reported

2024-06-21 05:21

Platform

win7-20240221-en

Max time kernel

146s

Max time network

147s

Command Line

"C:\Users\Admin\AppData\Local\Temp\f2ac925ed9c3727ae63f1e754ffc4aeff43a672d5ad9ceffd5e8504cd4204ca9.exe"

Signatures

Neconyd

trojan neconyd

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Roaming\omsecor.exe N/A
N/A N/A C:\Windows\SysWOW64\omsecor.exe N/A
N/A N/A C:\Users\Admin\AppData\Roaming\omsecor.exe N/A

Loads dropped DLL

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\f2ac925ed9c3727ae63f1e754ffc4aeff43a672d5ad9ceffd5e8504cd4204ca9.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\f2ac925ed9c3727ae63f1e754ffc4aeff43a672d5ad9ceffd5e8504cd4204ca9.exe N/A
N/A N/A C:\Users\Admin\AppData\Roaming\omsecor.exe N/A
N/A N/A C:\Users\Admin\AppData\Roaming\omsecor.exe N/A
N/A N/A C:\Windows\SysWOW64\omsecor.exe N/A
N/A N/A C:\Windows\SysWOW64\omsecor.exe N/A

Drops file in System32 directory

Description Indicator Process Target
File created C:\Windows\SysWOW64\omsecor.exe C:\Users\Admin\AppData\Roaming\omsecor.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 552 wrote to memory of 1520 N/A C:\Users\Admin\AppData\Local\Temp\f2ac925ed9c3727ae63f1e754ffc4aeff43a672d5ad9ceffd5e8504cd4204ca9.exe C:\Users\Admin\AppData\Roaming\omsecor.exe
PID 552 wrote to memory of 1520 N/A C:\Users\Admin\AppData\Local\Temp\f2ac925ed9c3727ae63f1e754ffc4aeff43a672d5ad9ceffd5e8504cd4204ca9.exe C:\Users\Admin\AppData\Roaming\omsecor.exe
PID 552 wrote to memory of 1520 N/A C:\Users\Admin\AppData\Local\Temp\f2ac925ed9c3727ae63f1e754ffc4aeff43a672d5ad9ceffd5e8504cd4204ca9.exe C:\Users\Admin\AppData\Roaming\omsecor.exe
PID 552 wrote to memory of 1520 N/A C:\Users\Admin\AppData\Local\Temp\f2ac925ed9c3727ae63f1e754ffc4aeff43a672d5ad9ceffd5e8504cd4204ca9.exe C:\Users\Admin\AppData\Roaming\omsecor.exe
PID 1520 wrote to memory of 2512 N/A C:\Users\Admin\AppData\Roaming\omsecor.exe C:\Windows\SysWOW64\omsecor.exe
PID 1520 wrote to memory of 2512 N/A C:\Users\Admin\AppData\Roaming\omsecor.exe C:\Windows\SysWOW64\omsecor.exe
PID 1520 wrote to memory of 2512 N/A C:\Users\Admin\AppData\Roaming\omsecor.exe C:\Windows\SysWOW64\omsecor.exe
PID 1520 wrote to memory of 2512 N/A C:\Users\Admin\AppData\Roaming\omsecor.exe C:\Windows\SysWOW64\omsecor.exe
PID 2512 wrote to memory of 1944 N/A C:\Windows\SysWOW64\omsecor.exe C:\Users\Admin\AppData\Roaming\omsecor.exe
PID 2512 wrote to memory of 1944 N/A C:\Windows\SysWOW64\omsecor.exe C:\Users\Admin\AppData\Roaming\omsecor.exe
PID 2512 wrote to memory of 1944 N/A C:\Windows\SysWOW64\omsecor.exe C:\Users\Admin\AppData\Roaming\omsecor.exe
PID 2512 wrote to memory of 1944 N/A C:\Windows\SysWOW64\omsecor.exe C:\Users\Admin\AppData\Roaming\omsecor.exe

Processes

C:\Users\Admin\AppData\Local\Temp\f2ac925ed9c3727ae63f1e754ffc4aeff43a672d5ad9ceffd5e8504cd4204ca9.exe

"C:\Users\Admin\AppData\Local\Temp\f2ac925ed9c3727ae63f1e754ffc4aeff43a672d5ad9ceffd5e8504cd4204ca9.exe"

C:\Users\Admin\AppData\Roaming\omsecor.exe

C:\Users\Admin\AppData\Roaming\omsecor.exe

C:\Windows\SysWOW64\omsecor.exe

C:\Windows\System32\omsecor.exe

C:\Users\Admin\AppData\Roaming\omsecor.exe

C:\Users\Admin\AppData\Roaming\omsecor.exe

Network

Country Destination Domain Proto
US 8.8.8.8:53 lousta.net udp
FI 193.166.255.171:80 lousta.net tcp
FI 193.166.255.171:80 lousta.net tcp
US 8.8.8.8:53 mkkuei4kdsz.com udp
US 64.225.91.73:80 mkkuei4kdsz.com tcp
US 8.8.8.8:53 ow5dirasuek.com udp
US 52.34.198.229:80 ow5dirasuek.com tcp
FI 193.166.255.171:80 lousta.net tcp
FI 193.166.255.171:80 lousta.net tcp
US 64.225.91.73:80 mkkuei4kdsz.com tcp

Files

memory/552-0-0x0000000000400000-0x000000000042B000-memory.dmp

\Users\Admin\AppData\Roaming\omsecor.exe

MD5 06c7438dfe4b5b96eabfaa786e5b5b91
SHA1 d54d401a62a0e824e687df42ea8bdf01143b50c9
SHA256 77f8bd7c9e090320d6d1b27077cbc305ee5f169381da9b2793c7b9dd895f8ae1
SHA512 79bf819ba63a8ba04518da8ac4af04b336dd4c0a377b07f2c5b2baf1169ce362e59049f9498fe8f44e7be4ab44db872a2b5f2579b40a4cc54448900eb0840d2f

memory/552-4-0x00000000001B0000-0x00000000001DB000-memory.dmp

memory/552-9-0x0000000000400000-0x000000000042B000-memory.dmp

memory/1520-12-0x0000000000400000-0x000000000042B000-memory.dmp

\Windows\SysWOW64\omsecor.exe

MD5 575e704ca33d9345c1925ef9fc502601
SHA1 8a9cfb2c3974228ce6583ecaedea315fbad77ecc
SHA256 aab0f52ce4213c6d874310c8642067d1918fc338ffb7f3c3f4c2f1e229c57544
SHA512 46c6a478a04899fe70545baa6d5ee2a3cb6349a024b28de8411aa1bbe60fd4e3a5bfbbe709dafbc80012985b0a4679ebaaa127ab1fe5c0e8499a1822a02f70a8

memory/1520-17-0x0000000000430000-0x000000000045B000-memory.dmp

memory/2512-30-0x0000000000220000-0x000000000024B000-memory.dmp

memory/1944-36-0x0000000000400000-0x000000000042B000-memory.dmp

C:\Users\Admin\AppData\Roaming\omsecor.exe

MD5 c7fafb80b51c5be0e184cf666097f261
SHA1 4e6e67548e6880b31d9f61e003db130c7edcca34
SHA256 30ae25188c50dc166f884a0983f3d9a00418b1a3a58f5bbeb2e4619ea115a1fa
SHA512 91dfdbe3bed8d9e412996b85408bf475d88dfab04beb45c20440141518f20d678e4430fc1bd200f71a147db37ee080f95e8afd531eac60b67a6be7b962fde45f

memory/2512-27-0x0000000000400000-0x000000000042B000-memory.dmp

memory/1520-23-0x0000000000400000-0x000000000042B000-memory.dmp

memory/1944-38-0x0000000000400000-0x000000000042B000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-21 05:19

Reported

2024-06-21 05:21

Platform

win10v2004-20240508-en

Max time kernel

145s

Max time network

147s

Command Line

"C:\Users\Admin\AppData\Local\Temp\f2ac925ed9c3727ae63f1e754ffc4aeff43a672d5ad9ceffd5e8504cd4204ca9.exe"

Signatures

Neconyd

trojan neconyd

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Roaming\omsecor.exe N/A
N/A N/A C:\Windows\SysWOW64\omsecor.exe N/A
N/A N/A C:\Users\Admin\AppData\Roaming\omsecor.exe N/A

Drops file in System32 directory

Description Indicator Process Target
File created C:\Windows\SysWOW64\omsecor.exe C:\Users\Admin\AppData\Roaming\omsecor.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 4588 wrote to memory of 2100 N/A C:\Users\Admin\AppData\Local\Temp\f2ac925ed9c3727ae63f1e754ffc4aeff43a672d5ad9ceffd5e8504cd4204ca9.exe C:\Users\Admin\AppData\Roaming\omsecor.exe
PID 4588 wrote to memory of 2100 N/A C:\Users\Admin\AppData\Local\Temp\f2ac925ed9c3727ae63f1e754ffc4aeff43a672d5ad9ceffd5e8504cd4204ca9.exe C:\Users\Admin\AppData\Roaming\omsecor.exe
PID 4588 wrote to memory of 2100 N/A C:\Users\Admin\AppData\Local\Temp\f2ac925ed9c3727ae63f1e754ffc4aeff43a672d5ad9ceffd5e8504cd4204ca9.exe C:\Users\Admin\AppData\Roaming\omsecor.exe
PID 2100 wrote to memory of 1896 N/A C:\Users\Admin\AppData\Roaming\omsecor.exe C:\Windows\SysWOW64\omsecor.exe
PID 2100 wrote to memory of 1896 N/A C:\Users\Admin\AppData\Roaming\omsecor.exe C:\Windows\SysWOW64\omsecor.exe
PID 2100 wrote to memory of 1896 N/A C:\Users\Admin\AppData\Roaming\omsecor.exe C:\Windows\SysWOW64\omsecor.exe
PID 1896 wrote to memory of 3672 N/A C:\Windows\SysWOW64\omsecor.exe C:\Users\Admin\AppData\Roaming\omsecor.exe
PID 1896 wrote to memory of 3672 N/A C:\Windows\SysWOW64\omsecor.exe C:\Users\Admin\AppData\Roaming\omsecor.exe
PID 1896 wrote to memory of 3672 N/A C:\Windows\SysWOW64\omsecor.exe C:\Users\Admin\AppData\Roaming\omsecor.exe

Processes

C:\Users\Admin\AppData\Local\Temp\f2ac925ed9c3727ae63f1e754ffc4aeff43a672d5ad9ceffd5e8504cd4204ca9.exe

"C:\Users\Admin\AppData\Local\Temp\f2ac925ed9c3727ae63f1e754ffc4aeff43a672d5ad9ceffd5e8504cd4204ca9.exe"

C:\Users\Admin\AppData\Roaming\omsecor.exe

C:\Users\Admin\AppData\Roaming\omsecor.exe

C:\Windows\SysWOW64\omsecor.exe

C:\Windows\System32\omsecor.exe

C:\Users\Admin\AppData\Roaming\omsecor.exe

C:\Users\Admin\AppData\Roaming\omsecor.exe

Network

Country Destination Domain Proto
US 8.8.8.8:53 lousta.net udp
FI 193.166.255.171:80 lousta.net tcp
US 8.8.8.8:53 13.86.106.20.in-addr.arpa udp
US 8.8.8.8:53 136.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 203.107.17.2.in-addr.arpa udp
US 8.8.8.8:53 26.165.165.52.in-addr.arpa udp
FI 193.166.255.171:80 lousta.net tcp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 mkkuei4kdsz.com udp
US 64.225.91.73:80 mkkuei4kdsz.com tcp
US 8.8.8.8:53 100.58.20.217.in-addr.arpa udp
US 8.8.8.8:53 73.91.225.64.in-addr.arpa udp
US 8.8.8.8:53 ow5dirasuek.com udp
US 52.34.198.229:80 ow5dirasuek.com tcp
US 8.8.8.8:53 229.198.34.52.in-addr.arpa udp
FI 193.166.255.171:80 lousta.net tcp
FI 193.166.255.171:80 lousta.net tcp
US 64.225.91.73:80 mkkuei4kdsz.com tcp

Files

memory/4588-0-0x0000000000400000-0x000000000042B000-memory.dmp

memory/4588-3-0x0000000000400000-0x000000000042B000-memory.dmp

C:\Users\Admin\AppData\Roaming\omsecor.exe

MD5 06c7438dfe4b5b96eabfaa786e5b5b91
SHA1 d54d401a62a0e824e687df42ea8bdf01143b50c9
SHA256 77f8bd7c9e090320d6d1b27077cbc305ee5f169381da9b2793c7b9dd895f8ae1
SHA512 79bf819ba63a8ba04518da8ac4af04b336dd4c0a377b07f2c5b2baf1169ce362e59049f9498fe8f44e7be4ab44db872a2b5f2579b40a4cc54448900eb0840d2f

memory/2100-5-0x0000000000400000-0x000000000042B000-memory.dmp

memory/2100-7-0x0000000000400000-0x000000000042B000-memory.dmp

C:\Windows\SysWOW64\omsecor.exe

MD5 e1a2981e555ac15bc66cc430e145ae9c
SHA1 efd686adcd376d78ae6a4536461e3602d3f1a56c
SHA256 64495032ea8c10cc44daaf5a74cbb8aa1850a38131dd3b88bb6716f7eab6139f
SHA512 1a3af6c93f985f85d984144668f1258d3f9a08d261087674f283b2077993ce98b0f2651b02f2fd8790cad5c11df86263b0b3ba4b8d5c714732e9ac6ff3ec780d

memory/2100-12-0x0000000000400000-0x000000000042B000-memory.dmp

memory/1896-13-0x0000000000400000-0x000000000042B000-memory.dmp

memory/1896-17-0x0000000000400000-0x000000000042B000-memory.dmp

C:\Users\Admin\AppData\Roaming\omsecor.exe

MD5 d18c9c915c1c8993e9b0c7eb703cb006
SHA1 ec69ed6289d4397a8124862a98492970267be40a
SHA256 8b55539c939d8cc6a4f0d34755287244d2fa373559b309797a6f8d86865aa0b2
SHA512 416a566a64e3098443c224aa8e99c5c1d565fba29dda33687c9b4de2e874bb589ae3302479a8b41c5311a930985dc4ea5bce77012cb30658b16ce8e211b10179

memory/3672-18-0x0000000000400000-0x000000000042B000-memory.dmp

memory/3672-20-0x0000000000400000-0x000000000042B000-memory.dmp